399667392

素因数分解:

$2^6\times 3^3\times {\mathrm{231289}}^1$

素因数の和:231310

約数の個数: 56

約数和(自身を含む): 1174953200

約数和(自身を除く): 775285808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728, 231289, 462578, 693867, 925156, 1387734, 1850312, 2081601, 2775468, 3700624, 4163202, 5550936, 6244803, 7401248, 8326404, 11101872, 12489606, 14802496, 16652808, 22203744, 24979212, 33305616, 44407488, 49958424, 66611232, 99916848, 133222464, 199833696, 399667392]

約数ペア:

[(1, 399667392), (2, 199833696), (3, 133222464), (4, 99916848), (6, 66611232), (8, 49958424), (9, 44407488), (12, 33305616), (16, 24979212), (18, 22203744), (24, 16652808), (27, 14802496), (32, 12489606), (36, 11101872), (48, 8326404), (54, 7401248), (64, 6244803), (72, 5550936), (96, 4163202), (108, 3700624), (144, 2775468), (192, 2081601), (216, 1850312), (288, 1387734), (432, 925156), (576, 693867), (864, 462578), (1728, 231289)]